Loctite cleaners and degreasers loctite 1440370 loctite 7861 is a heavy duty workshop and floor cleaner that can be used in high pressure and steam jet cleaning devices it is an efficient heavy duty cleaner for concrete floors and can be used prior to concrete repair applications loctite 7861 removes a wide range of soiling like fat grease oil and dust and leaves a temporary corrosion protection coating loctite 7861 is not recommended for light metals like aluminium loctite 1440370 7861